/*
moxl - Modular XML Library
Copyright (c) 2007, Malcolm Sparks

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
package moxl.compare;

import java.util.ArrayList;
import java.util.List;

public class DocumentDifferences
{
	private final List<DocumentDifference> diffs = new ArrayList<DocumentDifference>();

	public int size()
	{
		return diffs.size();
	}

	public void add(DocumentDifference difference)
	{
		diffs.add(difference);
	}

	public void assertEquivalence() throws DocumentDifferencesException 
	{
		if (diffs.isEmpty())
		{
			return;
		}
		DocumentDifference documentDifference = diffs.get(0);
		throw new DocumentDifferencesException(documentDifference.getClass().getName() + ": " + documentDifference.toString());
	}

}
